From: Mel Gorman <mel@csn.ul.ie>
To: "Sachin P. Sant" <sachinp@in.ibm.com>
Cc: linuxppc-dev@ozlabs.org, cl@linux-foundation.org
Subject: Re: 2.6.29-rc7-git2 : crash in kmem_list3_init()
Date: Tue, 10 Mar 2009 13:46:10 +0000 [thread overview]
Message-ID: <20090310134610.GB13020@csn.ul.ie> (raw)
In-Reply-To: <49B60371.7050508@in.ibm.com>
On Tue, Mar 10, 2009 at 11:36:41AM +0530, Sachin P. Sant wrote:
> Sachin P. Sant wrote:
>> sure if this is a new problem or a recurring one. Will try booting
>> some older kernels on this box and will report the results.
> I tried few older kernels till 2.6.28 and all of them had the
> same problem.
>
Well, the machine must have started with some kernel. What mainline
version does that correspond to and can you bisect it?
What is the base page size of the test kernel - 4K or 64K? Depending on
which one it is, the start of node 1 may not be MAX_ORDER-aligned, gets
overlapped with node-0 and goes downhill from there.
> I also tried using SLUB instead of SLAB. That also failed to
> boot with following trace.
>
> Unable to handle kernel paging request for data at address 0xc000000070001030
> Faulting instruction address: 0xc00000000011c7e0
> cpu 0x0: Vector: 300 (Data Access) at [c000000000ac39a0]
> pc: c00000000011c7e0: .new_slab+0x2b8/0x33c
> lr: c00000000011c7dc: .new_slab+0x2b4/0x33c
> sp: c000000000ac3c20
> msr: 8000000000009032
> dar: c000000070001030
> dsisr: 42000000
> current = 0xc0000000009ea4b0
> paca = 0xc000000000b53480
> pid = 0, comm = swapper
> enter ? for help
> [c000000000ac3cc0] c00000000011dc28 .kmem_cache_open+0x1a4/0x448
> [c000000000ac3d90] c00000000011f5dc .create_kmalloc_cache+0x78/0x100
> [c000000000ac3e40] c000000000948bec .kmem_cache_init+0x8c/0x1c8
> [c000000000ac3ee0] c000000000920a5c .start_kernel+0x360/0x480
> [c000000000ac3f90] c0000000000083d8 .start_here_common+0x1c/0x44
>
> Complete dmesg log attached. Is there anything else i can try ?
>
next prev parent reply other threads:[~2009-03-10 13:46 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-03-09 16:32 2.6.29-rc7-git2 : crash in kmem_list3_init() Sachin P. Sant
2009-03-09 17:46 ` Mel Gorman
2009-03-10 6:06 ` Sachin P. Sant
2009-03-10 13:46 ` Mel Gorman [this message]
2009-03-10 14:22 ` Sachin P. Sant
2009-03-12 12:40 ` Sachin Sant
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